Memory leak in Linux kernel - CVE-2022-50810
Published: December 30, 2025 / Updated: December 31, 2025
Vulnerability identifier: #VU120697
CSH Severity: Low
CVSS v4: 6.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2022-50810
CWE-ID: CWE-401
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the mport_cdev_open() function in drivers/rapidio/devices/rio_mport_cdev.c. A local user can perform a denial of service (DoS) attack.
Affected software
Linux kernel
How to mitigate CVE-2022-50810
Install update from vendor's repository.
Linux kernel - update to 4.19.270
External References
- https://git.kernel.org/stable/c/162433a96079bfa5ec748c486b4570f138d04fb5
- https://git.kernel.org/stable/c/53915ecc43c5139d6cdd1caa4fdc9290b9597008
- https://git.kernel.org/stable/c/6e4540e0970030e140998ce8847f5f0171b5afa1
- https://git.kernel.org/stable/c/a0d93aac54ce07a7cc71e90645d0cdabbda50450
- https://git.kernel.org/stable/c/ae57222402bea455e60cc51d2f52ce73b63b7af8
- https://git.kernel.org/stable/c/b596242585984b5f3085aa8f7a82c65640b384b6
- https://git.kernel.org/stable/c/bb7397f6312d2cbf05e415676ed5b1655cb82a34
- https://git.kernel.org/stable/c/d5b6e6eba3af11cb2a2791fa36a2524990fcde1a
- https://git.kernel.org/stable/c/dfee9fe93dd34cd9d49520718f6ec2072de25e48
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.19.270